Handgrip exerciser



FIG. 1 is a front, right side and top isometric view, of handgripexerciser, showing my new design;

FIG. 2 is a top plan view thereof;

FIG. 3 is a left side elevational view thereof;

FIG. 4 is a rear elevational view thereof; and,

FIG. 5 is a bottom plan view thereof.

The ornamental design for handgrip exerciser, as shown and described.